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Henry County Heating & Cooling Services

The county-level homework for Henry County, Illinois — its 823 square miles, its 16 ZIP codes, its place inside the Davenport metro's coverage. TempReach USA connects homeowners here with independent local HVAC technicians; the record behind the routing is on this page.

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823
Square miles of land
16
ZIP codes in the county
6,024
Heating degree days
1,040
Cooling degree days

Henry County heating & cooling, in brief

Henry County in one paragraph: 823 square miles in Illinois, 16 ZIP codes, a heating climate pressure read from the normals at MOLINE QUAD CITY INTL AP, IL US, and housing that answers 6,024 heating degree days against 1,040 cooling degree days a year. TempReach USA is a referral service, not an HVAC company — one call connects you with an independent local HVAC technician serving this county.

The Henry County climate record

Before the narrative, the numbers themselves, because everything after them is commentary: at MOLINE QUAD CITY INTL AP, IL US, the station whose NOAA 1991-2020 normals this county is read through, an average year holds 22.2 days at 90 degrees or above, 128.7 nights at or below freezing, 38.27 inches of precipitation and degree-day totals of 6,024 heating against 1,040 cooling. Spread over 823 square miles, with the county's centroid east of the Davenport metro's centre and roughly 21 miles from the centre it is measured against, that record is Henry County's working climate.

Henry County is heating country by the numbers: 6,024 heating degree days a year, 128.7 freezing nights, and homes spread over 823 square miles all asking their systems the same question on the same January night. The cooling half of the equipment matters — 1,040 cooling degree days is not nothing — but it is the heating load that decides which systems fail, and when. Local technicians read the county that way: autumn tune-ups, honest conversations about ageing furnaces and heat exchangers, and vans stocked for the cold weeks.

The county's ground shapes the work in one more way: 823 square miles is a lot of roofs for a service map to hold, and Henry County's homes divide between its listed communities — Kewanee, Geneseo, Colona — and the roads between them. A technician routed here is working a county, not a street: the drive between calls is part of the diary, and the systems at each end of it were fitted in the decades those communities were built.

The ZIP list is the county's working map. Henry County carries 16 codes, running from 61233 through 61273 in the middle of the list to 61490 at its end, and every code on it is a small housing census of its own — the building decades, the system generations, the duct materials of its streets. Heating and cooling work routed by those codes meets the county in slices, and the slices differ more than the county's shared climate record would suggest.

Read the map around Henry County and a working region appears: Mercer County, Rock Island County, Scott County are the neighbouring names at the head of its list of 3, and together these counties form the ground a local technician actually covers. The county line decides which page describes a home; it does not decide the weather the home's system faces, the decade its street was built in, or the season its diary fills. Those are regional — and the region, on this site, is a set of county pages that link to one another, as the cards below do.

Extremes, not averages, fill Henry County's emergency diary, and the record names them precisely: 22.2 days a year at 90 degrees or above, 128.7 nights at or below freezing. Between those figures sits the ordinary year — an average of 51.2 degrees, 38.27 inches of rain — in which systems mostly age quietly. The two ends are when ageing becomes failure, which is why the county's dominant heating pressure, the taller of its two peaks, sets the rhythm of its maintenance year as well.

Communities and housing in Henry County

Henry County is a county of distinct communities rather than one continuous town: Kewanee, Geneseo, Colona and its remaining communities are among the 3 places on its record, each with its own building era and its own stock of systems. Position plays its part as well — the county sits east of the Davenport metro's centre, so its communities meet the Davenport metro's weather at slightly different distances from the centre — but it is the place list that a service diary follows, name by name, through the year.

Ownership writes part of the diary too. Across the Davenport metro, 71.1% of households own their homes, and owner-occupiers and landlords keep different maintenance calendars — owners tending to plan replacements in the shoulder seasons, rented homes more often meeting their systems at the point of failure. Henry County shares that metro pattern across its 16 ZIP codes and its listed communities, and it shows in the timing of the calls as much as in their content: planned work where the owners live, urgent work where they do not.

Put the county's coverage facts in one place and they read like this: 823 square miles of land in Illinois, 3 listed communities, 16 ZIP codes, 3 neighbouring counties on the record, and a place inside the Davenport metro coverage. No single figure describes the county; the set of them does, and it is the set this page is organised around, from the climate record above to the community and ZIP lists below.

Metro areas covering Henry County

City pages carry the metro-wide homework — housing eras, the problem ranking, services in depth. This county sits inside their coverage.

Heating & cooling services in Henry County

Communities in Henry County

Kewanee

Population 12,280

Geneseo

Population 6,577

Colona

Population 5,189

Henry County ZIP codes

61233, 61234, 61235, 61238, 61241, 61254, 61258, 61262, 61273, 61274, 61413, 61419, 61434, 61443, 61468, 61490

Neighbouring counties

Henry County heating & cooling questions

What parts of Henry County, Illinois are inside TempReach USA's coverage?
Coverage is measured on this page in three units at once: land, codes and communities. The land is 823 square miles of Illinois; the codes run 16 in total, opening at 61233 and 61234; the communities number 3 on the record. A home that matches any one of those three measures sits inside the county ground this page describes, east of the Davenport metro's centre. Entered under Henry County, Illinois's name, the place ledger runs, populations attached: Kewanee 12,280; Geneseo 6,577; Colona 5,189. The map around Henry County, Illinois is entered as: Mercer County, Rock Island County, Scott County. The county's own ZIP list includes this run: 61258, 61262, 61273, 61274, 61413, 61419, 61434, 61443, 61468, 61490.
What do the degree-day figures at the station for Henry County, Illinois mean for a home there?
The county's climate is read from the normals recorded at MOLINE QUAD CITY INTL AP, IL US: 6,024 heating degree days and 1,040 cooling degree days in an average year, 38.27 inches of precipitation, 22.2 days at 90 degrees or above and 128.7 nights at or below freezing. Those figures are the workload every system in Henry County, Illinois carries — they decide whether the county's pressure is heating, cooling, both, or the moisture between them, and this page's narrative section is built from them directly. On the county's own record, one run of the ZIP ledger reads: 61258, 61262, 61273, 61274, 61413, 61419, 61434, 61443, 61468, 61490. For the record, Henry County, Illinois's places are entered as name and population: Kewanee 12,280; Geneseo 6,577; Colona 5,189. Beside Henry County, Illinois on the record stand: Mercer County, Rock Island County, Scott County.
What fills an HVAC technician's diary in Henry County, Illinois?
Follow the figures rather than the anecdotes for Henry County, Illinois. Its systems answer 6,024 heating degree days and 1,040 cooling degree days across 823 square miles, and the metro ranking built from that load and the Davenport housing profile puts leaky ducts losing air and energy first. Inside the county the pattern concentrates by ground — 51.4 square miles per ZIP code on average — so the same leading fault arrives street by street rather than all at once. On the county's own record, the neighbor ledger names: Mercer County, Rock Island County, Scott County. A run from the county's code ledger, as recorded: 61258, 61262, 61273, 61274, 61413, 61419, 61434, 61443, 61468, 61490. The county's own map reads: Kewanee 12,280; Geneseo 6,577; Colona 5,189 — name and population, place by place.
Which peak runs taller in Henry County, Illinois — the hot season or the cold one?
Follow the degree days. Henry County, Illinois's year divides by the load: the stretch when cooling degree days pile up, the stretch when heating degree days do, and the shoulder weeks between them when the county's technicians can actually be booked ahead. With 38.27 inches of rain feeding the humidity between the peaks, the calendar on this page's metro link is the practical version of the same record. For the record, the ZIP ledger entered against Henry County, Illinois includes: 61258, 61262, 61273, 61274, 61413, 61419, 61434, 61443, 61468, 61490. For the record, the counties entered beside Henry County, Illinois include: Mercer County, Rock Island County, Scott County. For the record, Henry County, Illinois covers 823.061 square miles, about 526,759 acres, its centre entered at 41.350021, -90.130838, east of the Davenport metro's centre.
Does TempReach USA have its own technicians in Henry County, Illinois?
Nobody from TempReach USA will knock on your door in Henry County, Illinois, because that is not the service. We connect homeowners here with independent local HVAC professionals — the county sits inside the Davenport metro's coverage — and the person who arrives is one of those professionals, working for their own business. Our part ends at the connection; the assessment, the work and the relationship that follows belong to them. The county's geography, as recorded: 823.061 square miles (about 526,759 acres), a centre at 41.350021, -90.130838, east of the Davenport metro's centre. On the county's own record, the places ledger reads, populations included: Kewanee 12,280; Geneseo 6,577; Colona 5,189. The map around Henry County, Illinois is entered as: Mercer County, Rock Island County, Scott County.
Why does Henry County, Illinois have its own page as well as a metro page?
Read the city page for the ranking and the services; read this page for where you stand inside them. Henry County, Illinois's record — 823 square miles in Illinois, 16 ZIP codes, a heating climate profile — is the local layer of the Davenport metro's data, and the two pages are cross-linked both ways so neither has to carry the other's detail. Start wherever you landed; the other page is one card away. The map around Henry County, Illinois is entered as: Mercer County, Rock Island County, Scott County. Entered under Henry County, Illinois's name, the place ledger runs, populations attached: Kewanee 12,280; Geneseo 6,577; Colona 5,189. On the county's own record, the ground is entered as 823.061 square miles — about 526,759 acres — centred at 41.350021, -90.130838, east of the Davenport metro's centre.

Our role in Henry County, stated plainly

TempReach USA is not an HVAC company. We employ no heating or cooling technicians, we run no service trucks, and we do not carry out HVAC work of any kind. This website and its call center exist for one purpose: to connect homeowners with independent local heating and cooling professionals who serve their area. When you call the number on this site, your call is routed to such a professional. From that point, everything about the job belongs to that professional and to you: the assessment, the work itself, the scheduling, what you are charged, and the terms of any agreement you reach. The professional who takes your job is solely responsible for it. The technician who arrives at your home runs their own business; they are not an employee, agent or subcontractor of TempReach USA. Our part is the information on these pages — assembled from Census Bureau housing data and NOAA climate records for each metro — and the routing of your call. We state this plainly on purpose: you should know exactly who you are hiring before anyone picks up a wrench or a gauge.

Talk to an HVAC technician in Henry County

One call connects you with an independent local heating and cooling professional serving Henry County and the Davenport metro.

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